Home / 110,347.38-165,521.43-30,386.46

Finding the Fourth Proportional to 110,347.38, 165,521.43 and 30,386.46

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Solution

The fourth proportional to 110,347.38, 165,521.43 and 30,386.46 is: 45,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,347.38 : 165,521.43 = 30,386.46 : x
  2. Step 2: Convert to fraction form
    110,347.38/165,521.43 = 30,386.46/x
  3. Step 3: Cross multiply
    110,347.38x = 165,521.43 × 30,386.46
  4. Step 4: Simplify right side
    110,347.38x = 5,029,610,311.84
  5. Step 5: Solve for x
    x = 5,029,610,311.84/110,347.38
  6. Step 6: Final answer
    x = 45,579.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.